Rails 5 API + ActiveAdmin + create-react-app on Heroku

error

$ bin/rails g scaffold drink
Running via Spring preloader in process 38277
Expected string default value for '--serializer'; got true (boolean)
      invoke  active_record
      create    db/migrate/20170302183027_create_drinks.rb
      create    app/models/drink.rb
      invoke    test_unit
      create      test/models/drink_test.rb
      create      test/fixtures/drinks.yml
      invoke  resource_route
       route    resources :drinks
      invoke  serializer
      create    app/serializers/drink_serializer.rb
      invoke  inherited_resources_controller
Could not find "api_controller.rb" in any of your source paths. Your current source paths are:
/usr/local/var/rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/bundler/gems/inherited_resources-615b0d5c37a4/lib/generators/rails/templates